Queiroz became head coach of South Africa, leading the team to the 2002 FIFA World Cup.

Queiroz managed his native Portugal's national team, leading them to the 2010 FIFA World Cup.

Queiroz had two spells as the head coach of Iran, leading the team to the 2014, 2018, and 2022 FIFA World Cups.

Queiroz managed Colombia's national team, expanding his international coaching experience.

Queiroz became head coach of Egypt, further diversifying his national team management experience.

Queiroz managed Qatar's national team, adding another chapter to his extensive international coaching career.